chromium/mojo/public/cpp/system/buffer.h

// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// This file provides a C++ wrapping around the Mojo C API for shared buffers,
// replacing the prefix of "Mojo" with a "mojo" namespace, and using more
// strongly-typed representations of |MojoHandle|s.
//
// Please see "mojo/public/c/system/buffer.h" for complete documentation of the
// API.

#ifndef MOJO_PUBLIC_CPP_SYSTEM_BUFFER_H_
#define MOJO_PUBLIC_CPP_SYSTEM_BUFFER_H_

#include <stdint.h>

#include <memory>

#include "base/check_op.h"
#include "base/compiler_specific.h"
#include "mojo/public/c/system/buffer.h"
#include "mojo/public/cpp/system/handle.h"
#include "mojo/public/cpp/system/system_export.h"

namespace mojo {
namespace internal {

struct Unmapper { … };

}  // namespace internal

ScopedSharedBufferMapping;

class SharedBufferHandle;

ScopedSharedBufferHandle;

// A strongly-typed representation of a |MojoHandle| referring to a shared
// buffer.
class MOJO_CPP_SYSTEM_EXPORT SharedBufferHandle : public Handle { … };

static_assert …;
static_assert …;

}  // namespace mojo

#endif  // MOJO_PUBLIC_CPP_SYSTEM_BUFFER_H_